Collier, N., Massey, H. C., Lomax, M., Harper, M., & Tipton, M. J. (2015). Cold water swimming and upper respiratory tract infections. Extrem Physiol Med.
Čikaški stil citiranjaCollier, Naomi, Heather C. Massey, Mitch Lomax, Mark Harper, i Michael J. Tipton. "Cold Water Swimming and Upper Respiratory Tract Infections." Extrem Physiol Med 2015.
MLA način citiranjaCollier, Naomi, et al. "Cold Water Swimming and Upper Respiratory Tract Infections." Extrem Physiol Med 2015.
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